If you have an air dryer in your shop, and dry air appears to be thegoal here,
what's the difference between using "dry" air and N2 (unless the "big"
molecules will keep my Goodyears from leaking downslower)
Ed
>-----Original Message-----
>From: Ray Buck [mailto:rbuck@xmission.com]
>Sent: Thursday, May 10, 2007 12:59 PM
>To: 'drmayf', land-speed@autox.team.net
>Subject: Re: N2 used for inflating tires (was: Fw: Another Granatelli story)
>
>I'm far from being a scientist of any sort, but I found this
>discussion thru a google search:
>http://www.eng-tips.com/viewthread.cfm?qid=120996&page=1
>
>It's a lengthy exchange of questions, answers and arguments, but one
>fella there who claims to be a chemist goes into some pretty detailed
>explanation about the benefits (or lack thereof) of using N2 as a
>substitute for compressed air when filling tires. His opinion seems
>to be that the major benefit to be derived is the lack of water vapor
>in the nitrogen and (I'm implying here) the fact that compressed air
>would vary in its water vapor content, resulting in a different
>coefficient of expansion.
>
>A point is also made that also made that it's easier (for race teams)
>to carry around a high pressure nitrogen bottle than to try to
>generate compressed and consistently dried air.
>
>I dunno, YMMV.
>
>Ray the Rat
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